FLASHINGS - RECOMMENDED INSTALLATION
Australian Made For An Australian Lifestyle
ENGINEER CERTIFICATION
Metal Flashings as outlined in this document, pages 1 to 72, that are installed in accordance with the 
recommendations in the Handling and Installation Manual and installed in conjunction with insulated 
roofing panels, DeltaTrim, DeltaOrb, DeltaCorroCorro, DeltaTrimTrim & DeltaTrimCorro, will comply and 
meet performance requirements in accordance with NCC 2022.
Volume One 
Performance Requirements 
BP1.1(a) & (b) (i) (ii) (iii) 
Structural -Structural Reliability
FP1.4
Weatherproofing
J S George Meija
BE. B Com CPEng MIE Aust
Registered Professional Engineer Qld 742
Registered Builder Qld 2862
1/5 Golden Crest Place
Bellbowrie Qld 4070
Delta Panels Pty. Ltd.  
ABN: 11 147 861 292
731 Boundary Road, Richlands, Qld 4077
P: +61 07 3271 2170
E: info@deltapanels.com
W: www.deltapanels.com
Document No. 180520        Version Date: 2023-10-27
 Signed: 
                     George J S Meija
Volume Two 
Performance Requirements 
P2.1.1 (a) & (b) (i) (ii) (iii) 
Structural -Structural Stability & Resistance
P2.2.2
Weatherproofing for external walls & roofs
3.12.1.2
Building Fabric - Roofs

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